<template>
    <div class='app-container'>
        <!-- header区 -->
        <mt-header fixed title="Vue多客户端项目">
          <span slot="left" @click="goBack" v-show="flag">
            <mt-button icon="back">返回</mt-button>
          </span>
        </mt-header>
          <!-- 中间的路由router-view区 -->
        <transition >
        <router-view></router-view>
        </transition>
          
        <!-- 底部Tarbar区 -->
        <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-yzw" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-yzw" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-yzw" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
          <span class="mui-badge" id="badge">{{$store.getters.getAllCount}}</span>
        </span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-yzw" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">设置</span>
			</router-link>
		</nav>
    </div>
</template>
<script>
  export default{
    data(){
      return {
        flag:false,
      }
    },
    created() {
      this.flag = this.$route.path ==='/home'?false:true
    },
    methods:{
      goBack(){
        // 点击后退
        // this
        this.$router.go(-1)
      }
    },
    watch:{
      '$route.path':function(newVal){
          if(newVal ==='/home'){
            this.flag = false
          }else{
            this.flag = true
          }
      }
    }
  }

</script>
<style lang="scss" scoped>
.app-container{
  padding-top:40px;
  padding-bottom: 50px;
  overflow-x: hidden;
}

.v-enter,
{
  opacity: 0;
  transform: translateX(100%);

}
.v-leave-to{
  opacity: 0;
  transform: translateX(-100%);
  position:absolute;
}

.v-enter-active,
.v-leave-active{
  transition: all 0.5s ease;

}

//修改类名，解决 tabbar无法切换的问题

.mui-bar-tab .mui-tab-item-yzw {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tab-item-yzw .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}
.mui-bar-tab .mui-tab-item-yzw .mui-icon~.mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
.mui-bar-tab .mui-tab-item-yzw .mui-active {
  
    color: #007aff;
  
}

.mint-header{
  z-index: 999;
}
</style>


